Matches 101 - 150 out of 271 < 1 2 3 4 5 6 >
Match Document Document Title
5260239 External catalyst rejuvenation system for the hydrocarbon synthesis process  
Catalyst which has become deactivated during a hydrocarbon synthesis (HCS) process is reactivated - rejuvenated using an external reactivation - rejuvenation vessel resulting in a multiple HCS...
5260034 Stage catalyst concentric annular stripper  
A process and apparatus for rapid stripping of fluid cracking catalyst is disclosed. A series of concentric annular beds provide rapid initial removal of hydrocarbons from the interstices of the...
5256380 Startup openings in a three-phase gaslift loop reactor  
Reduction of the hysteresis effects in a gaslift loop reactor is effected with a draft tube for solids suspension. The gas or liquid flow rates for generating complete solid suspension are...
5253403 On-stream time for ebullating bed reactor  
A downcomer for use in ebullating bed reactors that is perforated along its length within the reactor. These perforations are sized slightly smaller that the solid catalyst particles used in the...
5230868 Fluidized bed reactor with protected fluid distributor  
A fluidized bed reactor uses fluid conduits for supplying fluids (such as liquid, gaseous, or fine solid material in suspension fuels), into a reactor chamber. The fluid conduits extend...
5219532 Reduced gas holdup in catalytic reactor  
A reactor for refining resid includes an elongated vertical vessel containing a bed of catalyst which is expanded or ebullated by a liquid/gas mixture. The mixture rises in an updraft through the...
5213768 Fluidized bed apparatus and process for feeding gas to a fluidized bed apparatus  
A fluidized bed apparatus (1) having a fluidization grid (2) below which is positioned a tuyere (5) for guiding fluidization gas to the fluidization grid (2). The tuyere (5) comprises a widening...
5205992 Apparatus for introducing catalyst particles into a moving bed of catalyst  
A riser reactor which includes a wall extending downward to an enlarged housing at the bottom of the riser reactor, where the housing has (a) an inlet for introducing catalyst particles into the...
5194227 Multiple wye catalytic cracker and process for use  
The conventional wye (where the clean regenerated catalyst returns from the regenerator to contact the feed as it enters the riser) is replaced with two or more wyes, all connected between the...
5188805 Controlling temperature in a fluid hydrocarbon conversion and cracking apparatus and process comprising a novel feed injection system  
The invention is directed to a process and apparatus for controlling reactor temperature and/or carbon and heat balance in a fluid hydrocarbon conversion and cracking unit. In particular, the...
5186904 Laboratory simulator of reactor for a petroleum refinery  
A laboratory instrument provides a small model reactor which better simulates a back mixed reactor containing a catalyst. The reactor is especially valuable for simulating commercial scale...
5180557 Filtration system with apparatus for altering magnetic properties of particles  
Apparatus for treating the magnetic properties of particles while the particles are suspended in a circulating stream of air or other fluid. The apparatus causes particles to rotate around a...
5173175 FCC feed injector  
This invention is directed to a feed injector for a fluid catalytic cracking reaction zone, which feed injector provides improved oil atomization and dispersion. The injector comprises a...
5173257 Continuous process and apparatus for the separation of recyclable material from and the disinfection of infectious medical waste  
A process and apparatus for continuously treating infectious waste, which comprises: (a) introducing bulk unseparated infectious waste material into a receiving container means, the receiving...
5166072 Apparatus for the cultivation of immobilized micro-organisms  
An apparatus for cultivating immobilized micro-organisms consisting of a fluidized bed reactor with fittings for gassing and a retainer system for the immobilized biocatalysts. The fluidized bed...
5162555 Process and apparatus for preparing a solution of a non-ferrous metal sulphonate  
The invention relates to a process for preparing a solution of a non-ferrous metal sulphonate by reacting a non-ferrous metal with a sulphonic acid, the non-ferrous metal being brought into contact...
5160705 Apparatus for fluidizing granular material  
A device for the introduction of a liquid in a medium containing granulate material for the fluidization of this material, intended more particularly for equipping reactors such as those used for...
5160706 Process for the catalytic cracking of a hydrocarbon oil  
A device for introducing a hydrocarbon into a riser reactor containing a tubular diluent gas conduit having an interior surface and exterior wall surface where the interior wall surface is for...
5143698 Apparatus for internal backmix cooling  
An arrangement is provided for locating internal cooling coils in an FCC regeneration zone that allows control of the cooling coil wall temperature independently of the regeneration zone operation...
5139748 FCC riser with transverse feed injection  
Hydrocarbon feedstock is dispersed in an FCC riser by directing jets of atomized feed droplets into a flowing stream of catalyst particles in a direction substantially perpendicular to the axis of...
5133941 Apparatus for hydrogenating hydrocarbons  
An improved process and apparatus for hydrogenating a stream of hydrocarbons is provided. The pressure and temperature of the stream are elevated and the stream is passed through two or more...
5116574 Continuous treatment process and apparatus for the disinfection of infectious waste  
A process and apparatus for continuously treating infectious waste, which comprises: (a) introducing bulk unseparated infectious waste material into a receiving container, the receiving container...
5102628 Riser simulator  
An apparatus for testing performance of a catalyst in a gaseous phase catalytic reaction for a given reactant comprises a reactor receiving a predetermined quantity of fluid reactant discharging...
5100629 Ebullated bed grid plate and skirt to prevent flow maldistribution and catalyst attrition  
An ebullated bed reactor into which is introduced a mixture of a gaseous substance, such as hydrogen-rich gases, and a liquid substance, such as vacuum reduced crude or resid, beneath a grid plate...
5081039 Process for making catalyst inventory measurements and control procedure for adding or withdrawing catalyst  
The inventive procedure more accurately maintains an inventory of a catalyst in an ebullated bed of a reactor in an oil refinery, especially a resid hydrotreating unit. The ebullated catalyst bed...
5078965 Batch treatment process and apparatus for the disinfection of infectious waste  
A process and apparatus for the batch treatment of infectious waste material in a fluidized bed reactor utilizing gas oxidation, preferably ozone gas diluted in air. The process and apparatus...
5066467 Liquid degasser in an ebullated bed process  
In an ebullated bed reactor it has been found that an improved gas-liquid separator effectively removes gas from recycle liquid used to ebullate the catalyst bed. The gas-liquid separator comprises...
5061457 Apparatus for liquid feed dispersion in fluid catalytic cracking systems  
Apparatus for liquid feed dispersion in fluid catalytic cracking systems is disclosed wherein an improved fluidized catalytic cracking nozzle assembly having a nozzle unit so constructed that...
5047209 Control system for the quantification of the quality of fluidization using a thermocouple  
The operation of a fluid-bed reactor in which the catalyst has a proclivity to stickiness deleterious to efficiently carrying out a reaction of the gaseous components fed to the reactor, is...
5043283 Fluidized bed cell culture apparatus with a drain valve for the removal of support material  
Cell culture apparatus comprises a fluidized bed culture tank body in which cell attached porous material is fluidized by air flow, and a pre-culture tank for supplying medium to the fluidized bed...
5041216 Fluidized bed reactor for biological purification of effluent  
The fluidized bed reactor for biological treatment of effluent essentially comprises a container (1) over the base 2 of which elongated gassing units having gas exit apertures (5) are arranged...
5037616 Device for injection of a hydrocarbon feedstock into a catalytic cracking reactor  
A device for injection of a hydrocarbon feedstock into a catalytic cracking reactor comprising, from upstream to downstream in the direction of flow of the feedstock, an intake and mixing system...
5034132 Method for extraction  
There is disclosed a method for extraction of impurities from a powdery or particulate solid material charged into a extractor. According to the disclosure, not only can the extraction of...
5019357 Reactor system for upgrading light olefins in staged reactors  
A semi-continuous multi-stage catalytic reactor system for converting lower olefinic feedstock to heavier liquid hydrocarbon product. The inventive technique allows for: a) contacting...
5017343 Low pressure mixing apparatus for atomizing fluids  
The liquid feed injector as hereindescribed uses sequential stages of increased severity mixing to fully atomize a liquid portion of a combined liquid and gaseous stream. Sequential mixing consists...
5009796 Methods and apparatus for treating a mixture of particles and fluids  
A method and apparatus for exposing particles to a fluid including the steps of adding fluid and particles to a container having impeller means therein, generating a current with the impeller so as...
5006317 Process for producing crystalline silicon ingot in a fluidized bed reactor  
Crystalline silicon ingots are produced directly from an internally heated bed of silicon particles.
4998583 Heat transfer equipment  
Heat transfer equipment is provided having a chamber adapted to contain a bed of free-flowing granular material and a plurality of spirally wound cylindrical tube coils nested together which extend...
4994174 Process and system for low-temperature carbonization of oil shale, oil sands or similar oil-bearing solids  
A process and system for low-temperature carbonization of oil shale, oil sands and similar oil-bearing solids includes low-temperature carbonization of oil-bearing solids in a high-pressure...
4990314 Process and apparatus for two-phase fluid catalytic cracking system  
A fluid catalytic cracking (FCC) process and apparatus which employs relatively more elutriatable catalyst particles comprising intermediate pore zeolite, particularly ZSM-5, and relatively less...
4985209 Apparatus for injecting a hydrocarbon charge into a reactor  
The invention concerns an apparatus comprising (FIG. 3): a substantially vertical reactor (1), means (2) for introducing solid particles into the upper part of the reactor, means (4) for...
4962268 Alkylation catalyst isolation  
In an alkylation process wherein the amount of hydrogen fluoride (HF) acid catalyst required to maintain a desired HF acid/hydrocarbon ratio in a plurality of alkylation reactors is contained in...
4948568 Method and apparatus for liquid feed dispersion in fluid catalytic cracking systems  
An improved liquid hydrocarbon feed method is disclosed wherein substantially all of the liquid is converted to mist sized particles over a wide angled dispersion pattern without a concurrent...
4946654 Process for preparing granulates  
A new process for continuously preparing granules having narrow grain size distribution, comprising a. spraying the product to be granulated in liquid form into a fluidized bed, b. separating...
4946653 Process for the simultaneous classification and regulated, continuous discharge of particulate material from fluidized bed reactors  
Particulate material is discharged continuously from fluidized bed reactors by passing the material emerging at the lowest point of the fluidized bed through a zone which is narrower than the...
4944845 Apparatus for upgrading liquid hydrocarbons  
Apparatus for the treatment of a liquid hydrocarbon charge containing solids or solids-forming contaminants, e.g., inorganic solids, metals and asphaltenes, which includes a contactor vessel having...
4936879 Filtration system with apparatus for altering the shape and dimension of particles  
Apparatus for treating particles while the particles are suspending in a circulating stream of air or other fluid. The apparatus causes particles to rotate around a vertical axis in confined...
4919906 Processes and equipment for production of elemental phosphorus and thermal phosphoric acid  
New processes and equipment are disclosed for producing elemental phosphorus and thermal phosphoric acid. Benefits are listed below. 1. Phosphorus-containing solids are recycled to smelting...
4911835 Seawater-dissolved metal collecting system  
A semisubmersible system for collecting a desired material from the sea water includes a submersible collection chamber which is defined by a pair of non-porous, buoyant side walls, a pair of...
4911893 Floating recycle pan for ebullated bed reactors  
A floating recycle pan is provided to control the flow of the feed into and out of the downcomer even while the oil liquid level in the ebullated bed reactor is varied to provide continuous...
Matches 101 - 150 out of 271 < 1 2 3 4 5 6 >